Female Toggle Anchor, Toggle Anchor Type Female Toggle Anchor, System of Measurement Inch, Anchor Diameter 3/8 in, Thread Size 3/8 In.-16, Screw Length 2 1/4 in, Thread Length 1/2 in, Wing Span 1.96 in, Material Steel, Finish Zinc Yellow, Drill Bit Size 1/2 in, Compatible Material Block, Brick, Minimum Material Thickness 1 1/2 in, Maximum Ultimate Shear Strength Not Applicable, Maximum Ultimate Tension Strength 3,200 lb, Shear Strength (1/2 in Drywall) Not Applicable